| Index | Orrstown | Pennsylvania | National |
| Average Test Scores | n/a | 55% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,563 | 79,221 |
| Total private schools | n/a | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Orrstown | Pennsylvania | National |
| Completed 8th grade | 82.9% | 86.9% | 84.3% |
| Completed high school | 76.2% | 85.6% | 83.0% |
| Completed some college | 26.0% | 53.6% | 59.4% |
| Completed associate degree | 10.5% | 37.4% | 38.5% |
| Completed bachelors | 8.3% | 29.3% | 30.3% |
| Completed masters | 5.5% | 11.5% | 11.5% |
| Completed professional degree | 0.0% | 3.3% | 3.3% |
| Completed doctorate | 0.0% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Orrstown. Using the proficiency score averages, the average test scores for Orrstown, PA schools is n/a. The average student to teacher ratio is n/a. In Orrstown, PA, an average of 82.9% of students have completed 8th grade and an average of 76.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fayetteville, PA | 2,855 | 64% | 32.3% |
| Newville, PA | 1,231 | 63% | 31.5% |
| Cashtown, PA | 244 | 63% | 31.3% |
| Shippensburg, PA | 5,621 | 62% | 29.9% |
| Chambersburg, PA | 21,017 | 57% | 18.1% |
| Orrstown, PA | 342 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Blue Springs, MS | 342 | 64% | 32.3% |
| Williamsburg, KS | 342 | 45% | 6.3% |
| St. John, ND | 343 | 21% | 56.3% |
| Alberta, VA | 341 | 72% | 50.0% |
| Shirley, AR | 341 | 43% | 9.9% |
| Orrstown, PA | 342 | n/a |
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